“Matthew Perry estimated that he had gone through detox 65 times and went to rehab 15 times. As a result, he has made it his mission to help others seek help. It is part of his self-help… saving others to save himself. “… help the person, and I see the light come on in their eyes. I have the answer because of stumbling so much. I could help them.”
https://abcnews.go.com/US/matthew-perry-opens-friend-struggling-addiction/story?id=92002832